Home / 1,444,742.92-1,993,759.88-871,672.38

Finding the Fourth Proportional to 1,444,742.92, 1,993,759.88 and 871,672.38

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Solution

The fourth proportional to 1,444,742.92, 1,993,759.88 and 871,672.38 is: 1,202,916.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,444,742.92 : 1,993,759.88 = 871,672.38 : x
  2. Step 2: Convert to fraction form
    1,444,742.92/1,993,759.88 = 871,672.38/x
  3. Step 3: Cross multiply
    1,444,742.92x = 1,993,759.88 × 871,672.38
  4. Step 4: Simplify right side
    1,444,742.92x = 1,737,905,419,748.11
  5. Step 5: Solve for x
    x = 1,737,905,419,748.11/1,444,742.92
  6. Step 6: Final answer
    x = 1,202,916.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.